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authorRicardo B. Marliere <ricardo@marliere.net>2024-02-04 23:52:51 +0300
committerMichael S. Tsirkin <mst@redhat.com>2024-03-19 09:45:50 +0300
commit2b666ee29618f452b84aeacf08e1267894de7234 (patch)
treed6a3ee7662c6de32866bc100524745bd98495866 /drivers/virtio
parent8169ed622060035ba6b5b8c10388dfc9a31f1c98 (diff)
downloadlinux-2b666ee29618f452b84aeacf08e1267894de7234.tar.xz
virtio: make virtio_bus const
Now that the driver core can properly handle constant struct bus_type, move the virtio_bus variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Ricardo B. Marliere <ricardo@marliere.net> Message-Id: <20240204-bus_cleanup-virtio-v1-1-3bcb2212aaa0@marliere.net> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'drivers/virtio')
-rw-r--r--drivers/virtio/virtio.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
index f513ee21b1c1..f173587893cb 100644
--- a/drivers/virtio/virtio.c
+++ b/drivers/virtio/virtio.c
@@ -353,7 +353,7 @@ static void virtio_dev_remove(struct device *_d)
of_node_put(dev->dev.of_node);
}
-static struct bus_type virtio_bus = {
+static const struct bus_type virtio_bus = {
.name = "virtio",
.match = virtio_dev_match,
.dev_groups = virtio_dev_groups,